yaracusu is incorrectly written, and should be written as "Yaracusu" as meaning:
Yaracusu, is one of the names that poisonous snakes of the genus Bothrops are known. Although it is abundant in a large section of the Amazon rainforest, its habitat more frequent is the Paranaense region. Its venom is highly toxic and if untreated fast, an?? accident of this nature is often deadly. In Colombia, this kind of snakes are known with the name of Cuatronarices, size X, Mapana or Mapanare. In Central America, they are known as the Nauyaca ( Nahuatl ) Ik '' a ik'bolay ( Maya queqchi ) and Cuaima in Venezuela. Also in some parts of Brazil and Bolivia say Yararacusu.
